Finding the Fourth Proportional to 10,534,861.74, 15,803,557.97 and 3,710,024.22
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Solution
The fourth proportional to 10,534,861.74, 15,803,557.97 and 3,710,024.22 is: 5,565,481.95
Step by Step Solution
- Step 1: Write the proportion equation
10,534,861.74 : 15,803,557.97 = 3,710,024.22 : x - Step 2: Convert to fraction form
10,534,861.74/15,803,557.97 = 3,710,024.22/x - Step 3: Cross multiply
10,534,861.74x = 15,803,557.97 × 3,710,024.22 - Step 4: Simplify right side
10,534,861.74x = 58,631,582,812,323.91 - Step 5: Solve for x
x = 58,631,582,812,323.91/10,534,861.74 - Step 6: Final answer
x = 5,565,481.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.